网络例句
儿茶酸
- 与 儿茶酸 相关的网络例句 [注：此内容来源于网络，仅供参考]
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This indicated effects of regulation on scenescence of fruit were through influencing the changes of internal ABA content. The relationship between different oxidative enzymes in the flesh and pericarp and ethanol accumulation in different maturity of 'brumal jujube' were investigated.
与果肉相比，冬枣果皮中含有较高的总酚、H_2O_2含量和较低的抗坏血酸含量；果皮中含有两种游离酚酸：儿茶酸、阿魏酸，显著低于果肉中的酚酸种类，贮藏末期果皮中的两种酚酸分别下降了80.36％和59.1％；而且果皮总酚含量与转红率呈显著负相关R=-0.88~(**，推测酚类物质的变化参与了冬枣果皮色泽变化。
- 推荐网络例句
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Hanna: That's over now, isn't it?
都结束了，对吗
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You must be ill. You look so pale.
你一定是病了，你的脸色苍白。
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After proper differential delay, an UWB monocycle pulse with 84-ps width and the fractional bandwidth of 153% is generated after photodetection.
两个高斯脉冲经过适当的延时，光电检测后产生超宽带单周期脉冲，其脉冲宽度为84ps，相对带宽为153%。